Date: Thu, 30 Jan 2020 12:29:33 -0800 From: Gleb Smirnoff <glebius@freebsd.org> To: Hans Petter Selasky <hselasky@freebsd.org> Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r357291 - in head/sys/dev: bwi bwn ipw iwi iwm iwn malo mwl ral rtwn/pci wi wpi wtap Message-ID: <20200130202933.GI1268@FreeBSD.org> In-Reply-To: <202001301028.00UAS1s1063130@repo.freebsd.org> References: <202001301028.00UAS1s1063130@repo.freebsd.org>
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On Thu, Jan 30, 2020 at 10:28:01AM +0000, Hans Petter Selasky wrote: H> Author: hselasky H> Date: Thu Jan 30 10:28:01 2020 H> New Revision: 357291 H> URL: https://svnweb.freebsd.org/changeset/base/357291 H> H> Log: H> Widen EPOCH(9) usage in PCI WLAN drivers. H> H> Make sure all occurrences of ieee80211_input_xxx() in sys/dev are H> covered by a network epoch section. Do not depend on the interrupt H> handler nor any taskqueues being in a network epoch section. H> H> This patch should unbreak the PCI WLAN drivers after r357004. H> H> Pointy hat: glebius@ H> Sponsored by: Mellanox Technologies Just looking at the very first driver in the patch - bwi. Why do you call it "broken"? It doesn't need any "unbreaking after r357004". Can you please show me a callgraph where epoch_enter you added to bwi_intr() will not be unnecessary? -- Gleb Smirnoff
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